// ================================================
//               * Language: C
//               * Topic: Array
// ===============================================

// example 1

#include 
int main(){
    int marks [3];
    printf("Phy : ");
    scanf("%d" , &marks[0]);

    printf("Chemy : ");
    scanf("%d" , &marks[1]);

    printf("Bio : ");
    scanf("%d" , &marks[2]);
    printf(" Phy = %d  Chemy = %d  bio  = %d\n",  marks[0], marks[1], marks[2]);
    return 0;
}

//  ==================  Traverse an array ========

#include 
int main()
{
    int NID[5];
    // input
    int *ptr = &NID[0];
    for (int i = 0; i < 5; i++)
    {
        printf("%d index = ", i);
        // scanf("%d", (ptr + i));
        scanf("%d", &NID[i]);

    }

    // output
    for (int i = 0; i < 5; i++)
    {
        // printf("%d index =  %d\n", i, *(ptr + i));
        printf("%d  index = %d\n" ,i, NID[i] );
    }

    return 0;
}

//  ==================  Traverse an array   0.2 Version  ========
#include 
int main(){
    int NID[5];
    // input 
    int *ptr = &NID[0];
    for(int i =0 ; i